Express.js: Hello, World!

1. 安裝 Node.js

2. 安裝 Express.js

$npm install express --save

3. 建立 Express-HelloWorld.js

	var express = require('express');
	var app = express();
	app.route('/Node').get(function(req,res)
	{
	res.send("Express route on Node");
	});
	app.route('/Angular').get(function(req,res)
	{
	res.send("Express route on Angular");
	});
	app.get('/',(function(req,res){
	res.send('Hello, World! (via Express)');
	}));
	var server=app.listen(3000,function() {});

view raw Express-HelloWorld.js hosted with ❤ by GitHub

4. 執行 Express-HelloWorld.js

$node Express-HelloWorld.js

5. 觀查執行結果:

參考資料

Expressjs.com: Hello world example

Node.js Express Tutorial